Mechanics Puzzle
Across
- 1. In machines, the ______ efficiency is usually less than the ideal.
- 5. _____ arm is the distance from the fulcrum to the force.
- 8. _______cylinders are used to produce very large forces.
- 9. work out/work in
- 12. The result of force out / force in is _________ advantage.
- 14. Force due to gravity
- 18. Stored up energy capable of doing work is ______ energy.
- 19. force/area
- 20. machines Machines that have no power supply, like levers, pulleys, inclined planes, etc.
Down
- 2. Heat waste is ______ pollution.
- 3. When anti-matter and matter meet, they produce _________.
- 4. Energy of speed is ______ energy.
- 6. Usually a machine is designed to give more _____ out than you put in.
- 7. The more massive an object, the more it resists ___________.
- 10. distance in/distance out
- 11. Hydrolic cylinders are run by pressure on a _____.
- 13. The meaning of HP in mechanics
- 15. The point on which a lever rests or is supported and on which it pivots.
- 16. The system of measurement used worldwide.
- 17. Mass plus energy is constant because of ________'s law.
- 21. _____ mechanical advantage is when the distance in is equal to the distance out.